__PERCPU_REF_DEAD 61 include/linux/percpu-refcount.h __PERCPU_REF_ATOMIC_DEAD = __PERCPU_REF_ATOMIC | __PERCPU_REF_DEAD, __PERCPU_REF_DEAD 224 include/linux/percpu-refcount.h } else if (!(ACCESS_ONCE(ref->percpu_count_ptr) & __PERCPU_REF_DEAD)) {